<template>
  <el-form ref="form" :model="user" :rules="rules" label-width="80px">
    <el-form-item label="旧密码" prop="oldPassword">
      <el-input v-model="user.oldPassword" placeholder="请输入旧密码" type="password"/>
    </el-form-item>
    <el-form-item label="新密码" prop="newPassword">
      <el-input v-model="user.newPassword" placeholder="请输入新密码" type="password">
        <el-tag slot="suffix" v-if="level.length > 0">
          {{ level.length == 1 ? "密码强度：低" : level.length == 2 ? "密码强度：中" : "密码强度：高" }}
        </el-tag>
      </el-input>
    </el-form-item>
    <el-form-item label="确认密码" prop="confirmPassword">
      <el-input v-model="user.confirmPassword" placeholder="请确认密码" type="password"/>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" size="mini" @click="submit">保存</el-button>
      <el-button type="danger" size="mini" @click="close">关闭</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
import {updateUserPwd} from "@/api/system/user";

export default {
  data() {
    const equalToPassword = (rule, value, callback) => {
      if (this.user.newPassword !== value) {
        callback(new Error("两次输入的密码不一致"));
      } else {
        callback();
      }
    };
    const checkPassword = (rule, value, callback) => {
      this.level = []
      if (!value) {
        callback('密码不能为空')
      }
      if (value.length < 6) {
        callback('密码不少于6位')
      }
      if (value.length > 20) {
        callback('密码不大于20位')
      }
      // 校验是数字
      const regex1 = /^\d+$/
      // 校验字母
      const regex2 = /^[A-Za-z]+$/
      // 校验符号
      const regex3 =
        /^[`~!@#$%^&*()_\-+=<>?:"{}|,.\/;'\\[\]·~！@#￥%……&*（）——\-+={}|《》？：“”【】、；‘'，。、]+$/
      if (regex1.test(value)) {
        this.level.push('low')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (regex2.test(value)) {
        this.level.push('low')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (regex3.test(value)) {
        this.level.push('low')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (/^[A-Za-z\d]+$/.test(value)) {
        this.level.push('low')
        this.level.push('middle')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (
        /^[`~!@#$%^&*()_\-+=<>?:"{}|,.\/;'\\[\]·~！@#￥%……&*（）——\-+={}|《》？：“”【】、；‘'，。、\d]+$/.test(
          value
        )
      ) {
        this.level.push('low')
        this.level.push('middle')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (
        /^[`~!@#$%^&*()_\-+=<>?:"{}|,.\/;'\\[\]·~！@#￥%……&*（）——\-+={}|《》？：“”【】、；‘'，。、A-Za-z]+$/.test(
          value
        )
      ) {
        this.level.push('low')
        this.level.push('middle')
        callback('设置8至20位包含大小写字母、数字、特殊符号的密码')
      } else if (
        /^[`~!@#$%^&*()_\-+=<>?:"{}|,.\/;'\\[\]·~！@#￥%……&*（）——\-+={}|《》？：“”【】、；‘'，。、A-Za-z\d]+$/.test(
          value
        )
      ) {
        this.level.push('low')
        this.level.push('middle')
        this.level.push('high')
      }
      callback()
    };
    return {
      test: "1test",
      level: [],
      user: {
        oldPassword: undefined,
        newPassword: undefined,
        confirmPassword: undefined
      },
      // 表单校验
      rules: {
        oldPassword: [
          {required: true, message: "旧密码不能为空", trigger: "blur"}
        ],
        newPassword: [
          {required: true, message: "新密码不能为空", trigger: "blur"},
          {required: true, validator: checkPassword, trigger: "blur"}
        ],
        confirmPassword: [
          {required: true, message: "确认密码不能为空", trigger: "blur"},
          {required: true, validator: equalToPassword, trigger: "blur"}
        ]
      }
    };
  },
  methods: {
    submit() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          updateUserPwd(this.user.oldPassword, this.user.newPassword).then(
            response => {
              this.msgSuccess("修改成功");
            }
          );
        }
      });
    },
    close() {
      this.$store.dispatch("tagsView/delView", this.$route);
      this.$router.push({path: "/index"});
    },
  }
};
</script>
